When it comes to Zapier integrations, not all of them are created equal. Every ‘zap’ (integration) has two parts: A trigger and an action. For example, let’s say you want to build an integration so that every time someone subscribes to your mailing list (the trigger), they’re automatically added to a Google Spreadsheet (the action), this can be built in minutes using Zapier.
Sample review: “See what happens to your emails after you press send…you’ll know exactly when they opened your email and whether or not they clicked on your link. BananaTag will even tell you whether they’re on their desktop or mobile device. And best of all, your email appears NO different to your contacts. All of the tracking is done seamlessly without any change in the user experience.” — BuzzBlogger